| 摘要 |
A light receiving element comprises: a photodiode including an optical waveguide, an end surface of the optical waveguide being a light receiving surface of the photodiode; a signal electrode and a bias electrode on a common surface of the photodiode, the signal electrode being connected to an anode of the photodiode, the bias electrode being connected to a cathode of the photodiode; an insulating film on the bias electrode; and a metal electrode on the insulating film.
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